From: Bdale Garbee Date: Sat, 26 Apr 2025 18:18:37 +0000 (-0600) Subject: a few notes about connectors X-Git-Tag: fab-v2p3~39 X-Git-Url: https://git.gag.com/?a=commitdiff_plain;h=91001de2d8f2121f9cad461d84fdd074a6b33dbd;p=hw%2Fquantimotor a few notes about connectors --- diff --git a/Notebook b/Notebook index 3a90725..3a55902 100644 --- a/Notebook +++ b/Notebook @@ -382,3 +382,21 @@ - review resistor values in divider stacks to match ADS8688 input range, and confirm intended battery voltage range +2025.04.26 +- thinking about the whole external connectors question. After meeting + with Art, the idea of using 3 and 4 pin XLR connectors which are cheap + and available in right-angle PCB versions is appealing. To allow + mounting in an ammo box, where the main board stack would like to be + mounted to the top but the connectors should project through the hinge + end face of the box, it would be nice to have a distinct PCB with the + external connectors that could be mounted and use a ribbon cable or + something to get back to the main PCB to avoid lots of manual wiring + harness stuff. + + For lots of flexibility, I could imagine a single circuit board with + one end having PCB mount external connectors, designed with split + planes and a couple micromatch connector footprints with traces + putting them in parallel across the "gap". So, you could cut the + two boards apart and use a ribbon cable with connectors to hook them + together, *or* you leave off those two connectors to mount it as a + single circuit board?